1 files changed, 7 insertions, 4 deletions

diff --git a/src/firejail/fs_whitelist.c b/src/firejail/fs_whitelist.c
index 602985b4e..9b68b6753 100644
--- a/src/firejail/fs_whitelist.c
+++ b/src/firejail/fs_whitelist.c
@@ -371,10 +371,13 @@ void fs_whitelist(void) {
 
                 // resolve macros
                 if (is_macro(dataptr)) {
-                        char *tmp = resolve_macro(dataptr);
-                        if (tmp != NULL)
-                                tmp = parse_nowhitelist(nowhitelist_flag, tmp);
-
+                        char *tmp = resolve_macro(dataptr); // returns allocated mem
+                        if (tmp != NULL) {
+                                char *tmp1 = parse_nowhitelist(nowhitelist_flag, tmp);
+                                assert(tmp1);
+                                free(tmp);
+                                tmp = tmp1;
+                        }
                         if (tmp) {
                                 entry->data = tmp;
                                 dataptr = (nowhitelist_flag)? entry->data + 12: entry->data + 10;